123802 has 16 divisors (see below), whose sum is σ = 218880. Its totient is φ = 51408.

The previous prime is 123791. The next prime is 123803. The reversal of 123802 is 208321.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (123803) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399 + ... + 637.

It is an arithmetic number, because the mean of its divisors is an integer number (13680).

2¹²³⁸⁰² is an apocalyptic number.

123802 is a deficient number, since it is larger than the sum of its proper divisors (95078).

123802 is a wasteful number, since it uses less digits than its factorization.

123802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 123802 is about 351.8550838058. The cubic root of 123802 is about 49.8397536374.

The spelling of 123802 in words is "one hundred twenty-three thousand, eight hundred two".